The correct answer is option 2 - 1, 3, and 4 only.

Option 1 states that scientific inventions paved the way for the Industrial Revolution. This is true because advancements in technology and knowledge allowed for the development of new machinery and techniques that greatly increased productivity in manufacturing and agriculture.

Option 2 claims that England had favorable social and political structures in place. This is also true as England had a stable government that supported economic growth and innovation. Additionally, the Enclosure Acts in the 18th century allowed for more efficient land use and agricultural practices.

Option 3 states that navigable rivers made inland transport easier. This is true as rivers provided a cheap and efficient means of transporting goods and raw materials, which was crucial for the growth of industries.

Option 4 suggests that England saw the ascendancy of capitalist practices. This is true as the Industrial Revolution was characterized by the shift from a feudal society to a capitalist one, with the emergence of large-scale factories, wage labor, and private ownership of means of production.

In summary, the factors for England experiencing the Industrial Revolution first were scientific inventions, favorable social and political structures, and navigable rivers.